Cita APA (7th ed.)
Sing, A. (1987). Modern Geotechnical Engineering (3rd ed.). CBC Publishers.
Cita Chicago (17th ed.)
Sing, Alam. Modern Geotechnical Engineering. 3rd ed. New Delhi: CBC Publishers, 1987.
Cita MLA (9th ed.)
Sing, Alam. Modern Geotechnical Engineering. 3rd ed. CBC Publishers, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.